Peel and chop carrots and steam in a steamer or in the microwave for 8 minutes.

Drain pineapple and combine pineapple juice, cornstarch, cinnamon, brown sugar, and butter in a small sauce pan.

Bring to a boil and stir until thick, about 2-3 minutes.

Combine steamed carrots, pineapple chunks, and sauce in a bowl, and stir until combined.